Chicago Opera Theater

General director Andreas Mitisek conducts the local stage premiere of Astor Piazzolla's "tango operita" "Maria de Buenos Aires" in a production set during Argentina's ¿Dirty War¿ of 1976-83. Members of the Luna Negra Dance Theater also perform. 7:30 p.m. Saturday through April 28 at Harris Theater for Music and Dance, 205 E. Randolph St.; $35-$125; 312-704-8414, chicagooperatheater.org

General director Andreas Mitisek conducts the local stage premiere of Astor Piazzolla's "tango operita" "Maria de Buenos Aires" in a production set during Argentina's ¿Dirty War¿ of 1976-83. Members of the Luna Negra Dance Theater also perform. 7:30 p.m. Saturday through April 28 at Harris Theater for Music and Dance, 205 E. Randolph St.; $35-$125; 312-704-8414, chicagooperatheater.org